Piano



FIG. 1 is a perspective view of the front, top and right side of a piano according to a first embodiment showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of the front, top and right side of a piano according to a second embodiment showing my new design;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken line showing of the piano is included for the purpose of illustrating portions of the piano and forms no part of the claimed design. 

CLAIM The ornamental design for a piano, as shown and described. 